26 lines
737 B
Java
26 lines
737 B
Java
// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package pgp.certificate_store;
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import java.io.IOException;
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/**
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* Merge a given certificate (update) with an existing certificate.
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*/
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public interface MergeCallback {
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/**
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* Merge the given certificate data with the existing certificate and return the result.
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*
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* If no existing certificate is found (i.e. existing is null), this method returns the unmodified data.
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*
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* @param data certificate
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* @param existing optional already existing copy of the certificate
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* @return merged certificate
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*/
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Certificate merge(Certificate data, Certificate existing) throws IOException;
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}
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